US3158983A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Delustered plastic thread or textile
Assignee: Individual
•
Filing: 1964-03-18
•
Granted: 1964-12-01
•
Expires: 1984-03-18
Abstract
No abstract record available.
Inventors
- 👤 Tlamicha Libuse Antonie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:05
CPC Classifications
D; D06; D06C; D06C29/00; B; B65; B65H; B65H57/00; B65H57/28; D02; D02J; D02J3/00; D02J3/02; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A DELUSTERED FILAMENT MADE OF HIGHLY MOLECULAR PLASTICS, CHARACTERIZED IN THAT THE SURFACES THEREOF ARE PROVIDED SUBSTANTIALLY UNIFORMLY ON ALL SIDES AND OVER THE ENTIRE LENGTH THEREOF WITH MICROSCOPIC GROOVES PRODUCED BY MECHANICALLY ABRADING THE FILAMENT BY ENGAGEMENT WITH ABRADING SURFACES WHILE SIMULATANEOUSLY TWISTING SAID FILAMENT ABOUT ITS OWN LONGITUDINAL AXIS.
Claim 2
Dependent Claim
51 words
A DELUSTERED FILAMENT MADE OF HIGHLY MOLECULAR PLASTICS, CHARACTERIZED IN THAT THE SURFACES THEREOF ARE PROVIDED SUBSTANTIALLY UNIFORMLY ON ALL SIDES AND OVER THE ENTIRE LENGTH THEREOF WITH MICROSCOPIC GROOVES PRODUCED BY MECHANICALLY ABRADING THE FILAMENT BY ENGAGEMENT WITH ABRADING SURFACES WHILE SIMULATANEOUSLY TWISTING SAID FILAMENT ABOUT ITS OWN LONGITUDINAL AXIS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |